Ill 97 & 123 over Rocky Branch Creek
GoodMenard County, Illinois · At New Salem ST Park · Structure no. 065200400000000
- Built
- 1990
- 35 years old
- Condition
- Good
- inspected February 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 30 ft
- 1 main span
- Daily traffic
- 4,200
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Ill 97 & 123 over Rocky Branch Creek is a concrete continuous culvert carrying Ill 97 & 123 over Rocky Branch Creek in Menard County, Illinois. It was built in 1990, so it is 35 years old, younger than the Illinois average of 45.3 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 4,200 vehicles a day, roughly 5% of them trucks, projected to reach 4,495 by 2046. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 14.9 mi (24 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ill 97 & 123 over Rocky Branch Creek built?
It was built in 1990, making it 35 years old in 2025.
What condition is Ill 97 & 123 over Rocky Branch Creek in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.
How much traffic does Ill 97 & 123 over Rocky Branch Creek carry?
About 4,200 vehicles per day (2023 count), of which roughly 5% are trucks.
How long is Ill 97 & 123 over Rocky Branch Creek?
The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.7 m).
Who owns Ill 97 & 123 over Rocky Branch Creek?
It is owned by the State Highway Agency.